For over 50 years, Reliable Plumbing and Heating has been providing prompt, professional and friendly service to residential and light commercial customers in need of heating, air conditioning and plumbing service. Quality and customer satisfaction are our top priorities for residents in Delphos and the surrounding area.

Our Guarantee

We guarantee that you’ll be satisfied with the work we do. Along with the manufacturer’s equipment warranties, we provide a one year labor warranty on all installations.

Have an Emergency? Contact Us Today!


We’re committed to providing courteous and professional plumbing service for both residential and commercial clients. Our fully licensed technicians will answer your questions directly and honestly and solve your plumbing problems to your satisfaction. We stand behind our work with a straightforward service guarantee and top-quality parts. We service and install water softeners, water treatment systems, sulfur and iron removal, and drinking water filtration. We’ll be glad to give you a free estimate. Count on us to help you with:

  • Low Water-Pressure Problems
  • Leaks & Drips
  • Faucets
  • Water Heaters
  • Toilets
  • Clogged Drains & Water Lines
  • Well and Booster Pumps
  • Water Softeners & Water Treatment
  • Repiping
  • New Drains Installation
  • Bathroom Remodeling

Heating & Air Conditioning

No other single system in your home plays a larger role in your comfort or how much your utility bill will be than your HVAC system. At Reliable Plumbing and Heating, our goal is to help you keep your HVAC system running efficiently, year-round. We offer service for all brands of HVAC equipment and specialize in the installation of high-efficiency solutions, including furnaces, boilers, and heat pumps. As partners with the leading name in home comfort, Dave Lennox Premier Dealers offer some of the best products available in the industry.

  • Service for All Brands
  • Installation of Hot Water & Steam Boilers
  • Radiant Floor Heat
  • Forced Air Furnaces
  • Air-to-Air & Geothermal Heat Pumps
  • Natural Gas, Propane, Fuel Oil & Electric Systems

Indoor Air Quality 

Indoor air pollution can actually be worse for you than outdoor pollution! We can provide certified air testing and offer you some of the highest quality equipment in air filtration, air purifiers and humidifiers. We're also certified in duct system design and installation.

Standby Generators

A standby home generator keeps your power on during an outage. It’s installed outside your house (like an AC unit) and comes on automatically — whether you’re home or away. All within seconds of a power outage. Plus home generators run on propane or natural gas, so there’s no refueling. Contact us today for an estimate on the installation of a standby generator.